libwebsockets ☆
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Description:
C websockets server library
Type: Formula  |  Latest Version: 4.5.2@0  |  Tracked Since: Dec 1, 2025
Links: Homepage  |  @warmcat  |  formulae.brew.sh
Category: Networking
Tags: websocket c-library http2 networking embedded
Install: brew install libwebsockets
About:
libwebsockets is a lightweight pure C library built to build web servers and clients. It supports WebSocket, HTTP/2, and HTTP/1.x protocols with a focus on low memory footprint and high performance. It is highly portable and suitable for embedded systems.
Key Features:
  • Lightweight pure C library
  • WebSocket, HTTP/2, and HTTP/1.x support
  • Event loop plugins for libuv, libev, and libevent
  • TLS/SSL support via OpenSSL, mbedTLS, or wolfSSL
  • Minimal memory footprint for embedded use
Use Cases:
  • Embedded device web interfaces
  • Real-time messaging servers
  • IoT gateway services
Alternatives:
  • libuv – libuv is an async I/O engine, while libwebsockets provides the WebSocket/HTTP protocol layer.
Version History
Detected Version Rev Change Commit
Dec 1, 2025 10:06pm 0 VERSION_BUMP c01a97af
Dec 1, 2025 2:01pm 0 VERSION_BUMP 86337e78
Sep 11, 2025 6:06am 0 VERSION_BUMP 93b1bdad
Oct 27, 2024 12:49pm 0 VERSION_BUMP 5fe93c1a
Dec 11, 2022 2:28am 0 VERSION_BUMP 8f734e9f
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